<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 试图容器 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable>
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddpage">添加商品</el-button>
        </el-col>
      </el-row>
      <!-- 表格区域 -->
      <el-table :data="goodslist" border stripe>
        <el-table-column type="index" label="#"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column
          label="商品价格（元）"
          prop="goods_price"
          width="95px"
        ></el-table-column>
        <el-table-column
          label="商品重量"
          prop="goods_weight"
          width="70px"
        ></el-table-column>
        <el-table-column label="创建时间" prop="goods_time" width="170px">
          <template slot-scope="scope">
            {{ scope.row.add_time | dateFormat }}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="130px">
          <template slot-scope="scope">
             <el-button size="mini" type="primary" icon="el-icon-edit"></el-button>
          <el-button
            size="mini" type="danger"
            icon="el-icon-delete" @click="removeById(scope.row.goods_id)"></el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[10, 20, 30, 50]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
  </div>
</template>
<script>
export default {
  data() {
    return {
      // 查询对象
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 10,
      },
      //   商品列表
      goodslist: [],
      // 总条数
      total: 0,
    };
  },
  created() {
    this.getGoodsList();
  },
  methods: {
    // 根据分页获取商品对应的列表
    async getGoodsList() {
      const { data: res } = await this.$http.get(`goods`, {
        params: this.queryInfo,
      });
      if (res.meta.status !== 200) {
        return this.$message.error("获取商品列表失败");
      }

      this.$message.success("获取商品列表成功");
    //   console.log(res.data);
      this.goodslist = res.data.goods;
      this.total = res.data.total;
    },
    // 根据分页 获取对应的商品列表
    handleSizeChange(newSize){
        this.queryInfo.pagesize=newSize
        this.getGoodsList();
    },
    handleCurrentChange(newPage){
        this.queryInfo.pagenum=newPage
        this.getGoodsList();
    },
    // 删除商品 
   async removeById(id){
      const confirmResult=await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err=>err)   

        if(confirmResult !=='confirm'){
            return this.$message.info('已取消了删除')

        }

        // 发送删除请求
        const {data:res} =await this.$http.delete(`goods/${id}`) 
        if(res.meta.status !==200){
            return this.$message.error('删除失败')
        }
        this.$message.success('删除成功')
        this.getGoodsList()
    },
    // 添加商品
    goAddpage(){
        this.$router.push('/goods/add')
    }

  },
};
</script>
<style lang="less" scoped>
</style>